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CMB to DUC: distance & flight time
Colombo (Bandaranaike International Colombo Airport) → Duncan (Halliburton Field)
9,556 mi
15,378 km · 8,304 nm
19h 12m
estimated nonstop flight time
-10.5h
time difference · heading north
See live CMB→DUC fares Phone-only fares on this route — call free
Flight time details
9,556 miles nonstop takes roughly 19h 12m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time set-back when reading arrival times on your ticket.
The two airports
- CMB — Bandaranaike International Colombo Airport · Colombo, Sri Lanka
- DUC — Halliburton Field · Duncan, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CMB
- RML · Colombo Ratmalana Airport25 mi away
- GIU · Sigiriya Air Force Base79 mi away
- ACJ · Anuradhapura Air Force Base86 mi away
- KCT · Koggala Airport87 mi away
Near DUC
Frequently asked questions
How far is CMB from DUC?
The flight distance from Colombo (CMB) to Duncan (DUC) is 9,556 miles (15,378 km, 8,304 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMB to DUC?
A nonstop flight takes about 19h 12m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Colombo and Duncan?
Duncan is 10.5 hours behind Colombo.
What is the cheapest way to fly from CMB to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMB–DUC that never appear on search engines, with no booking fees.